Company lists · Data verified August 2026

Top 14 Ad exchange software companies based in Madrid, Spain

Name: Ad exchange software companies based in Madrid, Spain
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 34 companies tracked

There are 34 ad exchange software companies headquartered in Madrid, Spain (RevenueBase, August 2026). RevenueBase tracks 618 professional contacts across them, including 178 with verified work emails and 11 with mobile numbers. Madrid is the largest hub.

This list covers ad exchange software companies headquartered in Madrid, Spain, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

34Companies

618Contacts tracked

178Verified emails

11Mobile numbers

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The 14 largest ad exchange software companies based in Madrid, Spain

Ranked by team size

Top 14 of 34 ad exchange software companies based in Madrid, Spain, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Vidoomy	Madrid	201-500	112	33
2	Mediasmart	Madrid	51-200	77	32
3	Refinery89	Madrid	51-200	71	42
4	Evolution Group	Madrid	51-200	51	23
5	Illumin EU & Latam	Madrid	201-500	33	8
6	CAVAI	Madrid	11-50	26	13
7	Appcelerate	Madrid	11-50	24	2
8	Embi Media	Madrid	11-50	17	9
9	Brain360	Madrid	11-50	17	2
10	Targetopia	Madrid	11-50	11	1
11	Monkeyflux	Madrid	11-50	8	4
12	Pubmint	Madrid	11-50	7	2
13	Traffective International	Madrid	11-50	2	1
14	Midiia	Madrid	1-10	1	1

Showing 14 of 34 ad exchange software companies based in Madrid, Spain

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Ad exchange software companies based in Madrid, Spain at a glance

As of Aug 28, 2026

11-50Median size (employees)

MadridLargest hub · 34 HQs

11Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Ad exchange software companies by metro in Spain

Metro	Companies
Ad exchange software companies in Madrid	34
Ad exchange software companies in Barcelona	19
Ad exchange software companies in Santa Cruz De Tenerife	2
Ad exchange software companies in Pozuelo De Alarcon	2
Ad exchange software companies in Alcobendas	2
Ad exchange software companies in Valencia	1
Ad exchange software companies in Huesca	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “ad exchange software companies”, with match quality audited by blind human judging, and headquartered in Madrid, Spain.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 1 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many ad exchange software companies are there based in Madrid, Spain?

There are 34 ad exchange software companies headquartered in Madrid, Spain as of August 2026 (RevenueBase).

What is the largest company on this list?

Vidoomy, headquartered in Madrid, tops this list with the largest team on record.

Which city has the most ad exchange software companies?

Madrid leads with 34 headquartered companies, followed by Barcelona (19) and Santa Cruz De Tenerife (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 178 verified decision-maker contacts tracked across these 34 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.